... airplane 126 VOLUME 2: REAL-LIFE PHYSICS On that first flight, the Montgolfiers sent up a model 30 ft (9. 15 m) in diameter, made of linen-lined paper It reached a height of 6,000 ft (1, 828 m), and ... (1 .22 )TA, makes it possible to complete the equation Since the sine of 30° is 0 .5, and the sine of 45 is 0.707—the same value as its cosine—one can state the equation thus: TA(0 .5) + (1 .22 )TA(0.707)–100 ... G S VOLUME 2: REAL-LIFE PHYSICS 127 Buoyancy KEY TERMS ARCHIMEDES’S PRINCIPLE: A rule MASS: A measure of inertia, indicating of physics which holds that the buoyant the resistance of an object...

... engineer Sadi Carnot (179 6-1 8 32) VOLUME 2: REAL-LIFE PHYSICS 22 1 Thermodynamics Though he published only one scientific work, Reflections on the Motive Power of Fire (1 82 4 ), this treatise caused ... Mayer’s exposition of the first law, another German physicist, Rudolph Julius Emanuel Clausius (1 82 2 -1 88 8) published an early version of the second law of thermodynamics In an 185 0 paper, Clausius ... ( 1818- 1 88 9)—for whom, of course, the joule is named Calorimetry as a scientific field of study actually had its beginnings with the work of French chemist Pierre-Eugene Marcelin Berthelot (1 82 7 -1 907)...

... school-for-champions.com /science/ light.html> (May 2, 20 01) “Light Waves and Color.” The Physics Classroom (Web site) (May 2, ... PMR radio technology OFS was initially designated purely for nonprofit use, and is used often by schools; but banks and other profit-making institutions often use OFS because of its low cost Video ... notation is 7.5 12 • 107 To visualize the value of very large A particle of electromagnet- multiples of 10, it is helpful to remember ic radiation carrying a specific amount of that the value of 10 raised...

... phosphorescence of spectra (the plural of “spectrum”) A type of include the colors of visible light, the elec- luminescence involving a delayed emission tromagnetic spectrum of which visible of radiation ... correspondingly long wave- FLUORESCENCE: A type of lumines- cence whereby a substance absorbs radia- length, to a very high range of frequencies tion and begins to re-emit the radiation and energy ... Neville The Science of a Light Bulb Austin, TX: Raintree Steck-Vaughn Publishers, 20 00 “Luminescence.” Slider.com (Web site) (May 5, 20 01) “Luminescence.”...

... he graduated in 1901 Einstein became a Swiss citizen and obtained his first job as a junior official in the patent office in Berne In 1905 Einstein had a remarkable year, publishing no fewer ... of visualizing electric fields as lines in space The lines point in the direction of the field, and are closer spaced where the field is stronger Such imaginary field lines wind continuously through ... down and analyzed in terms of it In an oscillating system such as a mass on a spring, there is a continual interchange between the elastic energy stored in the spring and the kinetic energy associated...

... Thank you for … Thank you for the book you sent me for my birthday + doing something Thank you for feeding my cat while I was away Thank you very much for … Thank you very much for the information ... information about the art course Many thanks for … FORMAL Many thanks for the card and flowers What to say when someone thanks you for doing something or for giving them something In American English ... ужинать a three-course dinner - обед из трех блюд for the first course - на первое for the second course - на второе for the sweet - на сладкое for table d'hote [ta:bl dout] - дежурные блюда a...